tending to become more severe or wider in scope; "active
tuberculosis" Antonym(s):inactive

engaged in or ready for military or naval operations; "on active duty"; "the platoon is combat-ready"; "review the fighting forces" Synonym(s):active, combat-ready, fighting(a)

disposed to take action or effectuate change; "a director who takes an active interest in corporate operations"; "an active antagonism"; "he was active in drawing attention to their grievances" Antonym(s):inactive, passive

taking part in an activity; "an active member of the club"; "he was politically active"; "the participating organizations" Synonym(s):active, participating

characterized by energetic activity; "an active toddler"; "active as a gazelle"; "an active man is a man of action" Antonym(s):inactive

the voice used to indicate that the grammatical subject of the verb is performing the action or causing the happening denoted by the verb; "`The boy threw the ball' uses the active voice" Synonym(s):active voice, activeAntonym(s):passive, passive voice

a person who is a participating member of an organization; "the club issues a list of members, both the actives and the retirees"

9. (Gram.)
(a) Applied to a form of the verb; -- opposed to
{passive}. See {Active voice}, under {Voice}.
(b) Applied to verbs which assert that the subject acts
upon or affects something else; transitive.
(c) Applied to all verbs that express action as distinct
from mere existence or state.

{Active capital}, {Active wealth}, money, or property that
may readily be converted into money.